From: Keith Randall <khr@golang.org>
Date: Sat, 10 Dec 2016 00:59:38 +0000 (-0800)
Subject: cmd/compile: allow inlining of functions with intrinsics in them
X-Git-Tag: go1.9beta1~1785
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=8a9dc05312ece25aae057e618f3715208d201f8e;p=gostls13.git

cmd/compile: allow inlining of functions with intrinsics in them

Intrinsics are ok to inline as they don't rewrite to actual calls.

Change-Id: Ieb19c834c61579823c62c6d1a1b425d6c4d4de23
Reviewed-on: https://go-review.googlesource.com/34272
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: David Chase <drchase@google.com>
---

diff --git a/src/cmd/compile/internal/gc/inl.go b/src/cmd/compile/internal/gc/inl.go
index 7095782411..04e24c1ef2 100644
--- a/src/cmd/compile/internal/gc/inl.go
+++ b/src/cmd/compile/internal/gc/inl.go
@@ -204,6 +204,10 @@ func ishairy(n *Node, budget *int32, reason *string) bool {
 			*budget -= fn.InlCost
 			break
 		}
+		if isIntrinsicCall(n) {
+			*budget--
+			break
+		}
 
 		if n.isMethodCalledAsFunction() {
 			if d := n.Left.Sym.Def; d != nil && d.Func.Inl.Len() != 0 {